.logo h1{font-size:17px;font-weight:700;letter-spacing:-.3px}.logo .ac{color:var(--accent)}.logo .dim{color:var(--muted);font-weight:400}.badge{background:var(--accent-dim);border:1px solid rgba(249,115,22,.3);color:var(--accent);font-size:10px;font-weight:700;padding:2px 7px;border-radius:99px;letter-spacing:.5px}main{display:grid;grid-template-columns:380px 1fr;flex:1;overflow:hidden;min-height:0}.panel-left{display:flex;flex-direction:column;border-right:1px solid var(--border);background:var(--bg2);min-height:0}.panel-hdr{padding:10px 14px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;flex-shrink:0}.panel-title{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.8px;color:var(--muted)}.char-count{font-size:10px;color:var(--dim);font-family:JetBrains Mono,monospace}.CodeMirror{flex:1;min-height:0;width:100%;height:auto;font-family:JetBrains Mono,monospace;font-size:13px;background:transparent!important}.CodeMirror-gutters{background:transparent!important;border-right:1px solid var(--border)!important}.panel-ftr{padding:10px 14px;border-top:1px solid var(--border);display:flex;gap:8px;flex-shrink:0}.btn-primary:active{transform:scale(.98)}.btn-primary:disabled{opacity:.6;cursor:not-allowed;transform:none}.btn-ghost.sm{font-size:12px;padding:5px 10px}.panel-right{display:flex;flex-direction:column;background:var(--bg);min-height:0}.diagram-toolbar{padding:7px 14px;border-bottom:1px solid var(--border);background:var(--bg2);display:flex;align-items:center;justify-content:space-between;gap:12px;flex-shrink:0}.zoom-group{display:flex;align-items:center;gap:4px}.zoom-btn{background:var(--bg3);border:1px solid var(--border);color:var(--muted);width:28px;height:28px;border-radius:var(--r);cursor:pointer;font-size:16px;line-height:1;display:flex;align-items:center;justify-content:center;transition:all .15s}.zoom-btn:hover{background:#2d333b;color:var(--text)}.zoom-level{font-size:11px;font-family:JetBrains Mono,monospace;color:var(--muted);min-width:44px;text-align:center}.zoom-sep{width:1px;height:20px;background:var(--border);margin:0 4px}.export-group{display:flex;gap:6px;align-items:center}.diagram-wrap{flex:1;min-height:0;display:flex;flex-direction:column;overflow:hidden}#codePanelWrap{display:none;flex-direction:column;border-bottom:1px solid var(--border);background:#0d1117;flex-shrink:0;height:200px;min-height:80px;max-height:60vh}#codePanelWrap.open{display:flex}.code-panel-hdr{padding:4px 12px;background:var(--bg2);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;font-size:10px;color:var(--muted);font-weight:600;text-transform:uppercase;letter-spacing:.7px;flex-shrink:0}#codePanelWrap .CodeMirror{font-size:11.5px;height:100%}.resize-handle{height:5px;background:var(--border);cursor:ns-resize;flex-shrink:0;transition:background .15s}.resize-handle:hover{background:var(--accent)}.diagram-canvas{flex:1;min-height:0;position:relative;overflow:hidden}.modal-overlay{position:fixed;inset:0;background:#0009;backdrop-filter:blur(4px);display:none;align-items:center;justify-content:center;z-index:1000}.modal-overlay.show{display:flex;animation:fadeIn .2s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.modal{background:var(--bg);border:1px solid var(--border);border-radius:12px;padding:24px;width:100%;max-width:400px;box-shadow:0 10px 30px #00000080;display:flex;flex-direction:column;gap:16px;transform:translateY(20px);animation:slideUp .2s ease forwards}@keyframes slideUp{to{transform:translateY(0)}}.modal h3{font-size:18px;color:#fff;margin:0}.modal p{font-size:13px;color:var(--muted);margin:0;line-height:1.4}.modal input{background:var(--bg2);border:1px solid var(--border);color:#fff;padding:10px 14px;border-radius:8px;font-size:14px;outline:none;transition:border-color .2s;font-family:inherit}.modal input:focus{border-color:var(--accent)}.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:8px}.btn-secondary{background:var(--bg3);border-color:var(--border);color:var(--muted)}.btn-secondary:hover{background:var(--bg2);color:#fff}#mermaidContainer{width:100%;height:100%;cursor:grab}#mermaidContainer:active{cursor:grabbing}#mermaidContainer svg{display:block}.empty-state{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;color:var(--dim);pointer-events:none}.empty-icon{width:56px;height:56px;border:2px dashed var(--border);border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:24px;opacity:.5}.empty-state h3{font-size:15px;font-weight:500;color:var(--muted)}.empty-state p{font-size:12px}.loading-overlay{position:absolute;inset:0;background:#0d1117b3;display:none;align-items:center;justify-content:center;gap:10px;font-size:14px;color:var(--muted);z-index:10;backdrop-filter:blur(2px)}.loading-overlay.show{display:flex}.spinner{width:20px;height:20px;border:2px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.status-bar{padding:4px 16px;border-top:1px solid var(--border);background:var(--bg2);display:flex;align-items:center;justify-content:space-between;font-size:11px;color:var(--dim);flex-shrink:0}.dot{width:6px;height:6px;border-radius:50%;background:var(--green);display:inline-block;margin-right:6px;animation:pulse 2.5s infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.3}}@keyframes toastIn{0%{transform:translateY(8px);opacity:0}to{transform:translateY(0);opacity:1}}::-webkit-scrollbar{width:5px;height:5px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}.cm-s-darcula .cm-m-keyword{color:#c586c0;font-weight:700}.cm-s-darcula .cm-m-type{color:#569cd6}.cm-s-darcula .cm-m-class{color:#4ec9b0}.cm-s-darcula .cm-m-arrow{color:#cc7832;font-weight:700}.cm-s-darcula .cm-m-modifier{color:#dcdcaa;font-weight:700}.cm-s-darcula .cm-m-variable{color:#9cdcfe}.cm-s-darcula .cm-m-meta{color:gray;font-style:italic}.cm-s-darcula .cm-m-string{color:#ce9178}.cm-s-darcula .cm-m-comment{color:#6a9955;font-style:italic}@media(max-width:768px){.badge{display:none}main{grid-template-columns:1fr;grid-template-rows:auto 1fr;overflow:auto;height:auto}.panel-left{min-height:0;border-right:none;border-bottom:1px solid var(--border)}.CodeMirror{height:200px!important;min-height:200px}.panel-right{height:65vh;min-height:400px}.diagram-toolbar{flex-wrap:wrap;gap:6px;padding:6px 10px}.zoom-group,.export-group{flex-wrap:wrap;gap:4px}.zoom-sep{display:none}}@media(max-width:480px){.hdr-actions a[data-i18n=coffee]:before{content:"\2615"}.hdr-actions a[data-i18n=coffee]{font-size:0}.hdr-actions a[data-i18n=coffee]:before{font-size:14px}.btn-ghost.sm{font-size:10px;padding:3px 6px}}